| /* |
| * (C) Copyright 2017 Rockchip Electronics Co., Ltd |
| * Author: Andy Yan <andy.yan@rock-chips.com> |
| * (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <dm.h> |
| #include <errno.h> |
| #include <syscon.h> |
| #include <asm/io.h> |
| #include <asm/arch/clock.h> |
| #include <asm/arch/hardware.h> |
| #include <asm/arch/grf_rk3368.h> |
| #include <asm/arch/periph.h> |
| #include <dm/pinctrl.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| /* PMUGRF_GPIO0B_IOMUX */ |
| enum { |
| GPIO0B5_SHIFT = 10, |
| GPIO0B5_MASK = GENMASK(GPIO0B5_SHIFT + 1, GPIO0B5_SHIFT), |
| GPIO0B5_GPIO = 0, |
| GPIO0B5_SPI2_CSN0 = (2 << GPIO0B5_SHIFT), |
| |
| GPIO0B4_SHIFT = 8, |
| GPIO0B4_MASK = GENMASK(GPIO0B4_SHIFT + 1, GPIO0B4_SHIFT), |
| GPIO0B4_GPIO = 0, |
| GPIO0B4_SPI2_CLK = (2 << GPIO0B4_SHIFT), |
| |
| GPIO0B3_SHIFT = 6, |
| GPIO0B3_MASK = GENMASK(GPIO0B3_SHIFT + 1, GPIO0B3_SHIFT), |
| GPIO0B3_GPIO = 0, |
| GPIO0B3_SPI2_TXD = (2 << GPIO0B3_SHIFT), |
| |
| GPIO0B2_SHIFT = 4, |
| GPIO0B2_MASK = GENMASK(GPIO0B2_SHIFT + 1, GPIO0B2_SHIFT), |
| GPIO0B2_GPIO = 0, |
| GPIO0B2_SPI2_RXD = (2 << GPIO0B2_SHIFT), |
| }; |
| |
| /*GRF_GPIO0C_IOMUX*/ |
| enum { |
| GPIO0C7_SHIFT = 14, |
| GPIO0C7_MASK = GENMASK(GPIO0C7_SHIFT + 1, GPIO0C7_SHIFT), |
| GPIO0C7_GPIO = 0, |
| GPIO0C7_LCDC_D19 = (1 << GPIO0C7_SHIFT), |
| GPIO0C7_TRACE_D9 = (2 << GPIO0C7_SHIFT), |
| GPIO0C7_UART1_RTSN = (3 << GPIO0C7_SHIFT), |
| |
| GPIO0C6_SHIFT = 12, |
| GPIO0C6_MASK = GENMASK(GPIO0C6_SHIFT + 1, GPIO0C6_SHIFT), |
| GPIO0C6_GPIO = 0, |
| GPIO0C6_LCDC_D18 = (1 << GPIO0C6_SHIFT), |
| GPIO0C6_TRACE_D8 = (2 << GPIO0C6_SHIFT), |
| GPIO0C6_UART1_CTSN = (3 << GPIO0C6_SHIFT), |
| |
| GPIO0C5_SHIFT = 10, |
| GPIO0C5_MASK = GENMASK(GPIO0C5_SHIFT + 1, GPIO0C5_SHIFT), |
| GPIO0C5_GPIO = 0, |
| GPIO0C5_LCDC_D17 = (1 << GPIO0C5_SHIFT), |
| GPIO0C5_TRACE_D7 = (2 << GPIO0C5_SHIFT), |
| GPIO0C5_UART1_SOUT = (3 << GPIO0C5_SHIFT), |
| |
| GPIO0C4_SHIFT = 8, |
| GPIO0C4_MASK = GENMASK(GPIO0C4_SHIFT + 1, GPIO0C4_SHIFT), |
| GPIO0C4_GPIO = 0, |
| GPIO0C4_LCDC_D16 = (1 << GPIO0C4_SHIFT), |
| GPIO0C4_TRACE_D6 = (2 << GPIO0C4_SHIFT), |
| GPIO0C4_UART1_SIN = (3 << GPIO0C4_SHIFT), |
| |
| GPIO0C3_SHIFT = 6, |
| GPIO0C3_MASK = GENMASK(GPIO0C3_SHIFT + 1, GPIO0C3_SHIFT), |
| GPIO0C3_GPIO = 0, |
| GPIO0C3_LCDC_D15 = (1 << GPIO0C3_SHIFT), |
| GPIO0C3_TRACE_D5 = (2 << GPIO0C3_SHIFT), |
| GPIO0C3_MCU_JTAG_TDO = (3 << GPIO0C3_SHIFT), |
| |
| GPIO0C2_SHIFT = 4, |
| GPIO0C2_MASK = GENMASK(GPIO0C2_SHIFT + 1, GPIO0C2_SHIFT), |
| GPIO0C2_GPIO = 0, |
| GPIO0C2_LCDC_D14 = (1 << GPIO0C2_SHIFT), |
| GPIO0C2_TRACE_D4 = (2 << GPIO0C2_SHIFT), |
| GPIO0C2_MCU_JTAG_TDI = (3 << GPIO0C2_SHIFT), |
| |
| GPIO0C1_SHIFT = 2, |
| GPIO0C1_MASK = GENMASK(GPIO0C1_SHIFT + 1, GPIO0C1_SHIFT), |
| GPIO0C1_GPIO = 0, |
| GPIO0C1_LCDC_D13 = (1 << GPIO0C1_SHIFT), |
| GPIO0C1_TRACE_D3 = (2 << GPIO0C1_SHIFT), |
| GPIO0C1_MCU_JTAG_TRTSN = (3 << GPIO0C1_SHIFT), |
| |
| GPIO0C0_SHIFT = 0, |
| GPIO0C0_MASK = GENMASK(GPIO0C0_SHIFT + 1, GPIO0C0_SHIFT), |
| GPIO0C0_GPIO = 0, |
| GPIO0C0_LCDC_D12 = (1 << GPIO0C0_SHIFT), |
| GPIO0C0_TRACE_D2 = (2 << GPIO0C0_SHIFT), |
| GPIO0C0_MCU_JTAG_TDO = (3 << GPIO0C0_SHIFT), |
| }; |
| |
| /*GRF_GPIO0D_IOMUX*/ |
| enum { |
| GPIO0D7_SHIFT = 14, |
| GPIO0D7_MASK = GENMASK(GPIO0D7_SHIFT + 1, GPIO0D7_SHIFT), |
| GPIO0D7_GPIO = 0, |
| GPIO0D7_LCDC_DCLK = (1 << GPIO0D7_SHIFT), |
| GPIO0D7_TRACE_CTL = (2 << GPIO0D7_SHIFT), |
| GPIO0D7_PMU_DEBUG5 = (3 << GPIO0D7_SHIFT), |
| |
| GPIO0D6_SHIFT = 12, |
| GPIO0D6_MASK = GENMASK(GPIO0D6_SHIFT + 1, GPIO0D6_SHIFT), |
| GPIO0D6_GPIO = 0, |
| GPIO0D6_LCDC_DEN = (1 << GPIO0D6_SHIFT), |
| GPIO0D6_TRACE_CLK = (2 << GPIO0D6_SHIFT), |
| GPIO0D6_PMU_DEBUG4 = (3 << GPIO0D6_SHIFT), |
| |
| GPIO0D5_SHIFT = 10, |
| GPIO0D5_MASK = GENMASK(GPIO0D5_SHIFT + 1, GPIO0D5_SHIFT), |
| GPIO0D5_GPIO = 0, |
| GPIO0D5_LCDC_VSYNC = (1 << GPIO0D5_SHIFT), |
| GPIO0D5_TRACE_D15 = (2 << GPIO0D5_SHIFT), |
| GPIO0D5_PMU_DEBUG3 = (3 << GPIO0D5_SHIFT), |
| |
| GPIO0D4_SHIFT = 8, |
| GPIO0D4_MASK = GENMASK(GPIO0D4_SHIFT + 1, GPIO0D4_SHIFT), |
| GPIO0D4_GPIO = 0, |
| GPIO0D4_LCDC_HSYNC = (1 << GPIO0D4_SHIFT), |
| GPIO0D4_TRACE_D14 = (2 << GPIO0D4_SHIFT), |
| GPIO0D4_PMU_DEBUG2 = (3 << GPIO0D4_SHIFT), |
| |
| GPIO0D3_SHIFT = 6, |
| GPIO0D3_MASK = GENMASK(GPIO0D3_SHIFT + 1, GPIO0D3_SHIFT), |
| GPIO0D3_GPIO = 0, |
| GPIO0D3_LCDC_D23 = (1 << GPIO0D3_SHIFT), |
| GPIO0D3_TRACE_D13 = (2 << GPIO0D3_SHIFT), |
| GPIO0D3_UART4_SIN = (3 << GPIO0D3_SHIFT), |
| |
| GPIO0D2_SHIFT = 4, |
| GPIO0D2_MASK = GENMASK(GPIO0D2_SHIFT + 1, GPIO0D2_SHIFT), |
| GPIO0D2_GPIO = 0, |
| GPIO0D2_LCDC_D22 = (1 << GPIO0D2_SHIFT), |
| GPIO0D2_TRACE_D12 = (2 << GPIO0D2_SHIFT), |
| GPIO0D2_UART4_SOUT = (3 << GPIO0D2_SHIFT), |
| |
| GPIO0D1_SHIFT = 2, |
| GPIO0D1_MASK = GENMASK(GPIO0D1_SHIFT + 1, GPIO0D1_SHIFT), |
| GPIO0D1_GPIO = 0, |
| GPIO0D1_LCDC_D21 = (1 << GPIO0D1_SHIFT), |
| GPIO0D1_TRACE_D11 = (2 << GPIO0D1_SHIFT), |
| GPIO0D1_UART4_RTSN = (3 << GPIO0D1_SHIFT), |
| |
| GPIO0D0_SHIFT = 0, |
| GPIO0D0_MASK = GENMASK(GPIO0D0_SHIFT + 1, GPIO0D0_SHIFT), |
| GPIO0D0_GPIO = 0, |
| GPIO0D0_LCDC_D20 = (1 << GPIO0D0_SHIFT), |
| GPIO0D0_TRACE_D10 = (2 << GPIO0D0_SHIFT), |
| GPIO0D0_UART4_CTSN = (3 << GPIO0D0_SHIFT), |
| }; |
| |
| /*GRF_GPIO2A_IOMUX*/ |
| enum { |
| GPIO2A7_SHIFT = 14, |
| GPIO2A7_MASK = GENMASK(GPIO2A7_SHIFT + 1, GPIO2A7_SHIFT), |
| GPIO2A7_GPIO = 0, |
| GPIO2A7_SDMMC0_D2 = (1 << GPIO2A7_SHIFT), |
| GPIO2A7_JTAG_TCK = (2 << GPIO2A7_SHIFT), |
| |
| GPIO2A6_SHIFT = 12, |
| GPIO2A6_MASK = GENMASK(GPIO2A6_SHIFT + 1, GPIO2A6_SHIFT), |
| GPIO2A6_GPIO = 0, |
| GPIO2A6_SDMMC0_D1 = (1 << GPIO2A6_SHIFT), |
| GPIO2A6_UART2_SIN = (2 << GPIO2A6_SHIFT), |
| |
| GPIO2A5_SHIFT = 10, |
| GPIO2A5_MASK = GENMASK(GPIO2A5_SHIFT + 1, GPIO2A5_SHIFT), |
| GPIO2A5_GPIO = 0, |
| GPIO2A5_SDMMC0_D0 = (1 << GPIO2A5_SHIFT), |
| GPIO2A5_UART2_SOUT = (2 << GPIO2A5_SHIFT), |
| |
| GPIO2A4_SHIFT = 8, |
| GPIO2A4_MASK = GENMASK(GPIO2A4_SHIFT + 1, GPIO2A4_SHIFT), |
| GPIO2A4_GPIO = 0, |
| GPIO2A4_FLASH_DQS = (1 << GPIO2A4_SHIFT), |
| GPIO2A4_EMMC_CLKOUT = (2 << GPIO2A4_SHIFT), |
| |
| GPIO2A3_SHIFT = 6, |
| GPIO2A3_MASK = GENMASK(GPIO2A3_SHIFT + 1, GPIO2A3_SHIFT), |
| GPIO2A3_GPIO = 0, |
| GPIO2A3_FLASH_CSN3 = (1 << GPIO2A3_SHIFT), |
| GPIO2A3_EMMC_RSTNOUT = (2 << GPIO2A3_SHIFT), |
| |
| GPIO2A2_SHIFT = 4, |
| GPIO2A2_MASK = GENMASK(GPIO2A2_SHIFT + 1, GPIO2A2_SHIFT), |
| GPIO2A2_GPIO = 0, |
| GPIO2A2_FLASH_CSN2 = (1 << GPIO2A2_SHIFT), |
| |
| GPIO2A1_SHIFT = 2, |
| GPIO2A1_MASK = GENMASK(GPIO2A1_SHIFT + 1, GPIO2A1_SHIFT), |
| GPIO2A1_GPIO = 0, |
| GPIO2A1_FLASH_CSN1 = (1 << GPIO2A1_SHIFT), |
| |
| GPIO2A0_SHIFT = 0, |
| GPIO2A0_MASK = GENMASK(GPIO2A0_SHIFT + 1, GPIO2A0_SHIFT), |
| GPIO2A0_GPIO = 0, |
| GPIO2A0_FLASH_CSN0 = (1 << GPIO2A0_SHIFT), |
| }; |
| |
| /*GRF_GPIO2D_IOMUX*/ |
| enum { |
| GPIO2D7_SHIFT = 14, |
| GPIO2D7_MASK = GENMASK(GPIO2D7_SHIFT + 1, GPIO2D7_SHIFT), |
| GPIO2D7_GPIO = 0, |
| GPIO2D7_SDIO0_D3 = (1 << GPIO2D7_SHIFT), |
| |
| GPIO2D6_SHIFT = 12, |
| GPIO2D6_MASK = GENMASK(GPIO2D6_SHIFT + 1, GPIO2D6_SHIFT), |
| GPIO2D6_GPIO = 0, |
| GPIO2D6_SDIO0_D2 = (1 << GPIO2D6_SHIFT), |
| |
| GPIO2D5_SHIFT = 10, |
| GPIO2D5_MASK = GENMASK(GPIO2D5_SHIFT + 1, GPIO2D5_SHIFT), |
| GPIO2D5_GPIO = 0, |
| GPIO2D5_SDIO0_D1 = (1 << GPIO2D5_SHIFT), |
| |
| GPIO2D4_SHIFT = 8, |
| GPIO2D4_MASK = GENMASK(GPIO2D4_SHIFT + 1, GPIO2D4_SHIFT), |
| GPIO2D4_GPIO = 0, |
| GPIO2D4_SDIO0_D0 = (1 << GPIO2D4_SHIFT), |
| |
| GPIO2D3_SHIFT = 6, |
| GPIO2D3_MASK = GENMASK(GPIO2D3_SHIFT + 1, GPIO2D3_SHIFT), |
| GPIO2D3_GPIO = 0, |
| GPIO2D3_UART0_RTS0 = (1 << GPIO2D3_SHIFT), |
| |
| GPIO2D2_SHIFT = 4, |
| GPIO2D2_MASK = GENMASK(GPIO2D2_SHIFT + 1, GPIO2D2_SHIFT), |
| GPIO2D2_GPIO = 0, |
| GPIO2D2_UART0_CTS0 = (1 << GPIO2D2_SHIFT), |
| |
| GPIO2D1_SHIFT = 2, |
| GPIO2D1_MASK = GENMASK(GPIO2D1_SHIFT + 1, GPIO2D1_SHIFT), |
| GPIO2D1_GPIO = 0, |
| GPIO2D1_UART0_SOUT = (1 << GPIO2D1_SHIFT), |
| |
| GPIO2D0_SHIFT = 0, |
| GPIO2D0_MASK = GENMASK(GPIO2D0_SHIFT + 1, GPIO2D0_SHIFT), |
| GPIO2D0_GPIO = 0, |
| GPIO2D0_UART0_SIN = (1 << GPIO2D0_SHIFT), |
| }; |
| |
| /* GRF_GPIO1B_IOMUX */ |
| enum { |
| GPIO1B7_SHIFT = 14, |
| GPIO1B7_MASK = GENMASK(GPIO1B7_SHIFT + 1, GPIO1B7_SHIFT), |
| GPIO1B7_GPIO = 0, |
| GPIO1B7_SPI1_CSN0 = (2 << GPIO1B7_SHIFT), |
| |
| GPIO1B6_SHIFT = 12, |
| GPIO1B6_MASK = GENMASK(GPIO1B6_SHIFT + 1, GPIO1B6_SHIFT), |
| GPIO1B6_GPIO = 0, |
| GPIO1B6_SPI1_CLK = (2 << GPIO1B6_SHIFT), |
| }; |
| |
| /* GRF_GPIO1C_IOMUX */ |
| enum { |
| GPIO1C7_SHIFT = 14, |
| GPIO1C7_MASK = GENMASK(GPIO1C7_SHIFT + 1, GPIO1C7_SHIFT), |
| GPIO1C7_GPIO = 0, |
| GPIO1C7_EMMC_DATA5 = (2 << GPIO1C7_SHIFT), |
| GPIO1C7_SPI0_TXD = (3 << GPIO1C7_SHIFT), |
| |
| GPIO1C6_SHIFT = 12, |
| GPIO1C6_MASK = GENMASK(GPIO1C6_SHIFT + 1, GPIO1C6_SHIFT), |
| GPIO1C6_GPIO = 0, |
| GPIO1C6_EMMC_DATA4 = (2 << GPIO1C6_SHIFT), |
| GPIO1C6_SPI0_RXD = (3 << GPIO1C6_SHIFT), |
| |
| GPIO1C5_SHIFT = 10, |
| GPIO1C5_MASK = GENMASK(GPIO1C5_SHIFT + 1, GPIO1C5_SHIFT), |
| GPIO1C5_GPIO = 0, |
| GPIO1C5_EMMC_DATA3 = (2 << GPIO1C5_SHIFT), |
| |
| GPIO1C4_SHIFT = 8, |
| GPIO1C4_MASK = GENMASK(GPIO1C4_SHIFT + 1, GPIO1C4_SHIFT), |
| GPIO1C4_GPIO = 0, |
| GPIO1C4_EMMC_DATA2 = (2 << GPIO1C4_SHIFT), |
| |
| GPIO1C3_SHIFT = 6, |
| GPIO1C3_MASK = GENMASK(GPIO1C3_SHIFT + 1, GPIO1C3_SHIFT), |
| GPIO1C3_GPIO = 0, |
| GPIO1C3_EMMC_DATA1 = (2 << GPIO1C3_SHIFT), |
| |
| GPIO1C2_SHIFT = 4, |
| GPIO1C2_MASK = GENMASK(GPIO1C2_SHIFT + 1, GPIO1C2_SHIFT), |
| GPIO1C2_GPIO = 0, |
| GPIO1C2_EMMC_DATA0 = (2 << GPIO1C2_SHIFT), |
| |
| GPIO1C1_SHIFT = 2, |
| GPIO1C1_MASK = GENMASK(GPIO1C1_SHIFT + 1, GPIO1C1_SHIFT), |
| GPIO1C1_GPIO = 0, |
| GPIO1C1_SPI1_RXD = (2 << GPIO1C1_SHIFT), |
| |
| GPIO1C0_SHIFT = 0, |
| GPIO1C0_MASK = GENMASK(GPIO1C0_SHIFT + 1, GPIO1C0_SHIFT), |
| GPIO1C0_GPIO = 0, |
| GPIO1C0_SPI1_TXD = (2 << GPIO1C0_SHIFT), |
| }; |
| |
| /* GRF_GPIO1D_IOMUX*/ |
| enum { |
| GPIO1D5_SHIFT = 10, |
| GPIO1D5_MASK = GENMASK(GPIO1D5_SHIFT + 1, GPIO1D5_SHIFT), |
| GPIO1D5_GPIO = 0, |
| GPIO1D5_SPI0_CLK = (2 << GPIO1D5_SHIFT), |
| |
| GPIO1D3_SHIFT = 6, |
| GPIO1D3_MASK = GENMASK(GPIO1D3_SHIFT + 1, GPIO1D3_SHIFT), |
| GPIO1D3_GPIO = 0, |
| GPIO1D3_EMMC_PWREN = (2 << GPIO1D3_SHIFT), |
| |
| GPIO1D2_SHIFT = 4, |
| GPIO1D2_MASK = GENMASK(GPIO1D2_SHIFT + 1, GPIO1D2_SHIFT), |
| GPIO1D2_GPIO = 0, |
| GPIO1D2_EMMC_CMD = (2 << GPIO1D2_SHIFT), |
| |
| GPIO1D1_SHIFT = 2, |
| GPIO1D1_MASK = GENMASK(GPIO1D1_SHIFT + 1, GPIO1D1_SHIFT), |
| GPIO1D1_GPIO = 0, |
| GPIO1D1_EMMC_DATA7 = (2 << GPIO1D1_SHIFT), |
| GPIO1D1_SPI0_CSN1 = (3 << GPIO1D1_SHIFT), |
| |
| GPIO1D0_SHIFT = 0, |
| GPIO1D0_MASK = GENMASK(GPIO1D0_SHIFT + 1, GPIO1D0_SHIFT), |
| GPIO1D0_GPIO = 0, |
| GPIO1D0_EMMC_DATA6 = (2 << GPIO1D0_SHIFT), |
| GPIO1D0_SPI0_CSN0 = (3 << GPIO1D0_SHIFT), |
| }; |
| |
| |
| /*GRF_GPIO3B_IOMUX*/ |
| enum { |
| GPIO3B7_SHIFT = 14, |
| GPIO3B7_MASK = GENMASK(GPIO3B7_SHIFT + 1, GPIO3B7_SHIFT), |
| GPIO3B7_GPIO = 0, |
| GPIO3B7_MAC_RXD0 = (1 << GPIO3B7_SHIFT), |
| |
| GPIO3B6_SHIFT = 12, |
| GPIO3B6_MASK = GENMASK(GPIO3B6_SHIFT + 1, GPIO3B6_SHIFT), |
| GPIO3B6_GPIO = 0, |
| GPIO3B6_MAC_TXD3 = (1 << GPIO3B6_SHIFT), |
| |
| GPIO3B5_SHIFT = 10, |
| GPIO3B5_MASK = GENMASK(GPIO3B5_SHIFT + 1, GPIO3B5_SHIFT), |
| GPIO3B5_GPIO = 0, |
| GPIO3B5_MAC_TXEN = (1 << GPIO3B5_SHIFT), |
| |
| GPIO3B4_SHIFT = 8, |
| GPIO3B4_MASK = GENMASK(GPIO3B4_SHIFT + 1, GPIO3B4_SHIFT), |
| GPIO3B4_GPIO = 0, |
| GPIO3B4_MAC_COL = (1 << GPIO3B4_SHIFT), |
| |
| GPIO3B3_SHIFT = 6, |
| GPIO3B3_MASK = GENMASK(GPIO3B3_SHIFT + 1, GPIO3B3_SHIFT), |
| GPIO3B3_GPIO = 0, |
| GPIO3B3_MAC_CRS = (1 << GPIO3B3_SHIFT), |
| |
| GPIO3B2_SHIFT = 4, |
| GPIO3B2_MASK = GENMASK(GPIO3B2_SHIFT + 1, GPIO3B2_SHIFT), |
| GPIO3B2_GPIO = 0, |
| GPIO3B2_MAC_TXD2 = (1 << GPIO3B2_SHIFT), |
| |
| GPIO3B1_SHIFT = 2, |
| GPIO3B1_MASK = GENMASK(GPIO3B1_SHIFT + 1, GPIO3B1_SHIFT), |
| GPIO3B1_GPIO = 0, |
| GPIO3B1_MAC_TXD1 = (1 << GPIO3B1_SHIFT), |
| |
| GPIO3B0_SHIFT = 0, |
| GPIO3B0_MASK = GENMASK(GPIO3B0_SHIFT + 1, GPIO3B0_SHIFT), |
| GPIO3B0_GPIO = 0, |
| GPIO3B0_MAC_TXD0 = (1 << GPIO3B0_SHIFT), |
| GPIO3B0_PWM0 = (2 << GPIO3B0_SHIFT), |
| }; |
| |
| /*GRF_GPIO3C_IOMUX*/ |
| enum { |
| GPIO3C6_SHIFT = 12, |
| GPIO3C6_MASK = GENMASK(GPIO3C6_SHIFT + 1, GPIO3C6_SHIFT), |
| GPIO3C6_GPIO = 0, |
| GPIO3C6_MAC_CLK = (1 << GPIO3C6_SHIFT), |
| |
| GPIO3C5_SHIFT = 10, |
| GPIO3C5_MASK = GENMASK(GPIO3C5_SHIFT + 1, GPIO3C5_SHIFT), |
| GPIO3C5_GPIO = 0, |
| GPIO3C5_MAC_RXEN = (1 << GPIO3C5_SHIFT), |
| |
| GPIO3C4_SHIFT = 8, |
| GPIO3C4_MASK = GENMASK(GPIO3C4_SHIFT + 1, GPIO3C4_SHIFT), |
| GPIO3C4_GPIO = 0, |
| GPIO3C4_MAC_RXDV = (1 << GPIO3C4_SHIFT), |
| |
| GPIO3C3_SHIFT = 6, |
| GPIO3C3_MASK = GENMASK(GPIO3C3_SHIFT + 1, GPIO3C3_SHIFT), |
| GPIO3C3_GPIO = 0, |
| GPIO3C3_MAC_MDC = (1 << GPIO3C3_SHIFT), |
| |
| GPIO3C2_SHIFT = 4, |
| GPIO3C2_MASK = GENMASK(GPIO3C2_SHIFT + 1, GPIO3C2_SHIFT), |
| GPIO3C2_GPIO = 0, |
| GPIO3C2_MAC_RXD3 = (1 << GPIO3C2_SHIFT), |
| |
| GPIO3C1_SHIFT = 2, |
| GPIO3C1_MASK = GENMASK(GPIO3C1_SHIFT + 1, GPIO3C1_SHIFT), |
| GPIO3C1_GPIO = 0, |
| GPIO3C1_MAC_RXD2 = (1 << GPIO3C1_SHIFT), |
| |
| GPIO3C0_SHIFT = 0, |
| GPIO3C0_MASK = GENMASK(GPIO3C0_SHIFT + 1, GPIO3C0_SHIFT), |
| GPIO3C0_GPIO = 0, |
| GPIO3C0_MAC_RXD1 = (1 << GPIO3C0_SHIFT), |
| }; |
| |
| /*GRF_GPIO3D_IOMUX*/ |
| enum { |
| GPIO3D4_SHIFT = 8, |
| GPIO3D4_MASK = GENMASK(GPIO3D4_SHIFT + 1, GPIO3D4_SHIFT), |
| GPIO3D4_GPIO = 0, |
| GPIO3D4_MAC_TXCLK = (1 << GPIO3D4_SHIFT), |
| GPIO3D4_SPI1_CNS1 = (2 << GPIO3D4_SHIFT), |
| |
| GPIO3D1_SHIFT = 2, |
| GPIO3D1_MASK = GENMASK(GPIO3D1_SHIFT + 1, GPIO3D1_SHIFT), |
| GPIO3D1_GPIO = 0, |
| GPIO3D1_MAC_RXCLK = (1 << GPIO3D1_SHIFT), |
| |
| GPIO3D0_SHIFT = 0, |
| GPIO3D0_MASK = GENMASK(GPIO3D0_SHIFT + 1, GPIO3D0_SHIFT), |
| GPIO3D0_GPIO = 0, |
| GPIO3D0_MAC_MDIO = (1 << GPIO3D0_SHIFT), |
| }; |
| |
| struct rk3368_pinctrl_priv { |
| struct rk3368_grf *grf; |
| struct rk3368_pmu_grf *pmugrf; |
| }; |
| |
| static void pinctrl_rk3368_uart_config(struct rk3368_pinctrl_priv *priv, |
| int uart_id) |
| { |
| struct rk3368_grf *grf = priv->grf; |
| struct rk3368_pmu_grf *pmugrf = priv->pmugrf; |
| |
| switch (uart_id) { |
| case PERIPH_ID_UART2: |
| rk_clrsetreg(&grf->gpio2a_iomux, |
| GPIO2A6_MASK | GPIO2A5_MASK, |
| GPIO2A6_UART2_SIN | GPIO2A5_UART2_SOUT); |
| break; |
| case PERIPH_ID_UART0: |
| break; |
| case PERIPH_ID_UART1: |
| break; |
| case PERIPH_ID_UART3: |
| break; |
| case PERIPH_ID_UART4: |
| rk_clrsetreg(&pmugrf->gpio0d_iomux, |
| GPIO0D0_MASK | GPIO0D1_MASK | |
| GPIO0D2_MASK | GPIO0D3_MASK, |
| GPIO0D0_GPIO | GPIO0D1_GPIO | |
| GPIO0D2_UART4_SOUT | GPIO0D3_UART4_SIN); |
| break; |
| default: |
| debug("uart id = %d iomux error!\n", uart_id); |
| break; |
| } |
| } |
| |
| static void pinctrl_rk3368_spi_config(struct rk3368_pinctrl_priv *priv, |
| int spi_id) |
| { |
| struct rk3368_grf *grf = priv->grf; |
| struct rk3368_pmu_grf *pmugrf = priv->pmugrf; |
| |
| switch (spi_id) { |
| case PERIPH_ID_SPI0: |
| /* |
| * eMMC can only be connected with 4 bits, when SPI0 is used. |
| * This is all-or-nothing, so we assume that if someone asks us |
| * to configure SPI0, that their eMMC interface is unused or |
| * configured appropriately. |
| */ |
| rk_clrsetreg(&grf->gpio1d_iomux, |
| GPIO1D0_MASK | GPIO1D1_MASK | |
| GPIO1D5_MASK, |
| GPIO1D0_SPI0_CSN0 | GPIO1D1_SPI0_CSN1 | |
| GPIO1D5_SPI0_CLK); |
| rk_clrsetreg(&grf->gpio1c_iomux, |
| GPIO1C6_MASK | GPIO1C7_MASK, |
| GPIO1C6_SPI0_RXD | GPIO1C7_SPI0_TXD); |
| break; |
| case PERIPH_ID_SPI1: |
| /* |
| * We don't implement support for configuring SPI1_CSN#1, as it |
| * conflicts with the GMAC (MAC TX clk-out). |
| */ |
| rk_clrsetreg(&grf->gpio1b_iomux, |
| GPIO1B6_MASK | GPIO1B7_MASK, |
| GPIO1B6_SPI1_CLK | GPIO1B7_SPI1_CSN0); |
| rk_clrsetreg(&grf->gpio1c_iomux, |
| GPIO1C0_MASK | GPIO1C1_MASK, |
| GPIO1C0_SPI1_TXD | GPIO1C1_SPI1_RXD); |
| break; |
| case PERIPH_ID_SPI2: |
| rk_clrsetreg(&pmugrf->gpio0b_iomux, |
| GPIO0B2_MASK | GPIO0B3_MASK | |
| GPIO0B4_MASK | GPIO0B5_MASK, |
| GPIO0B2_SPI2_RXD | GPIO0B3_SPI2_TXD | |
| GPIO0B4_SPI2_CLK | GPIO0B5_SPI2_CSN0); |
| break; |
| default: |
| debug("%s: spi id = %d iomux error!\n", __func__, spi_id); |
| break; |
| } |
| } |
| |
| #if CONFIG_IS_ENABLED(GMAC_ROCKCHIP) |
| static void pinctrl_rk3368_gmac_config(struct rk3368_grf *grf, int gmac_id) |
| { |
| rk_clrsetreg(&grf->gpio3b_iomux, |
| GPIO3B0_MASK | GPIO3B1_MASK | |
| GPIO3B2_MASK | GPIO3B5_MASK | |
| GPIO3B6_MASK | GPIO3B7_MASK, |
| GPIO3B0_MAC_TXD0 | GPIO3B1_MAC_TXD1 | |
| GPIO3B2_MAC_TXD2 | GPIO3B5_MAC_TXEN | |
| GPIO3B6_MAC_TXD3 | GPIO3B7_MAC_RXD0); |
| rk_clrsetreg(&grf->gpio3c_iomux, |
| GPIO3C0_MASK | GPIO3C1_MASK | |
| GPIO3C2_MASK | GPIO3C3_MASK | |
| GPIO3C4_MASK | GPIO3C5_MASK | |
| GPIO3C6_MASK, |
| GPIO3C0_MAC_RXD1 | GPIO3C1_MAC_RXD2 | |
| GPIO3C2_MAC_RXD3 | GPIO3C3_MAC_MDC | |
| GPIO3C4_MAC_RXDV | GPIO3C5_MAC_RXEN | |
| GPIO3C6_MAC_CLK); |
| rk_clrsetreg(&grf->gpio3d_iomux, |
| GPIO3D0_MASK | GPIO3D1_MASK | |
| GPIO3D4_MASK, |
| GPIO3D0_MAC_MDIO | GPIO3D1_MAC_RXCLK | |
| GPIO3D4_MAC_TXCLK); |
| } |
| #endif |
| |
| static void pinctrl_rk3368_sdmmc_config(struct rk3368_grf *grf, int mmc_id) |
| { |
| switch (mmc_id) { |
| case PERIPH_ID_EMMC: |
| debug("mmc id = %d setting registers!\n", mmc_id); |
| rk_clrsetreg(&grf->gpio1c_iomux, |
| GPIO1C2_MASK | GPIO1C3_MASK | |
| GPIO1C4_MASK | GPIO1C5_MASK | |
| GPIO1C6_MASK | GPIO1C7_MASK, |
| GPIO1C2_EMMC_DATA0 | |
| GPIO1C3_EMMC_DATA1 | |
| GPIO1C4_EMMC_DATA2 | |
| GPIO1C5_EMMC_DATA3 | |
| GPIO1C6_EMMC_DATA4 | |
| GPIO1C7_EMMC_DATA5); |
| rk_clrsetreg(&grf->gpio1d_iomux, |
| GPIO1D0_MASK | GPIO1D1_MASK | |
| GPIO1D2_MASK | GPIO1D3_MASK, |
| GPIO1D0_EMMC_DATA6 | |
| GPIO1D1_EMMC_DATA7 | |
| GPIO1D2_EMMC_CMD | |
| GPIO1D3_EMMC_PWREN); |
| rk_clrsetreg(&grf->gpio2a_iomux, |
| GPIO2A3_MASK | GPIO2A4_MASK, |
| GPIO2A3_EMMC_RSTNOUT | |
| GPIO2A4_EMMC_CLKOUT); |
| break; |
| case PERIPH_ID_SDCARD: |
| /* |
| * We assume that the BROM has already set this up |
| * correctly for us and that there's nothing to do |
| * here. |
| */ |
| break; |
| default: |
| debug("mmc id = %d iomux error!\n", mmc_id); |
| break; |
| } |
| } |
| |
| static int rk3368_pinctrl_request(struct udevice *dev, int func, int flags) |
| { |
| struct rk3368_pinctrl_priv *priv = dev_get_priv(dev); |
| |
| debug("%s: func=%d, flags=%x\n", __func__, func, flags); |
| switch (func) { |
| case PERIPH_ID_UART0: |
| case PERIPH_ID_UART1: |
| case PERIPH_ID_UART2: |
| case PERIPH_ID_UART3: |
| case PERIPH_ID_UART4: |
| pinctrl_rk3368_uart_config(priv, func); |
| break; |
| case PERIPH_ID_SPI0: |
| case PERIPH_ID_SPI1: |
| case PERIPH_ID_SPI2: |
| pinctrl_rk3368_spi_config(priv, func); |
| break; |
| case PERIPH_ID_EMMC: |
| case PERIPH_ID_SDCARD: |
| pinctrl_rk3368_sdmmc_config(priv->grf, func); |
| break; |
| #if CONFIG_IS_ENABLED(GMAC_ROCKCHIP) |
| case PERIPH_ID_GMAC: |
| pinctrl_rk3368_gmac_config(priv->grf, func); |
| break; |
| #endif |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int rk3368_pinctrl_get_periph_id(struct udevice *dev, |
| struct udevice *periph) |
| { |
| u32 cell[3]; |
| int ret; |
| |
| ret = dev_read_u32_array(periph, "interrupts", cell, ARRAY_SIZE(cell)); |
| if (ret < 0) |
| return -EINVAL; |
| |
| switch (cell[1]) { |
| case 59: |
| return PERIPH_ID_UART4; |
| case 58: |
| return PERIPH_ID_UART3; |
| case 57: |
| return PERIPH_ID_UART2; |
| case 56: |
| return PERIPH_ID_UART1; |
| case 55: |
| return PERIPH_ID_UART0; |
| case 44: |
| return PERIPH_ID_SPI0; |
| case 45: |
| return PERIPH_ID_SPI1; |
| case 41: |
| return PERIPH_ID_SPI2; |
| case 35: |
| return PERIPH_ID_EMMC; |
| case 32: |
| return PERIPH_ID_SDCARD; |
| #if CONFIG_IS_ENABLED(GMAC_ROCKCHIP) |
| case 27: |
| return PERIPH_ID_GMAC; |
| #endif |
| } |
| |
| return -ENOENT; |
| } |
| |
| static int rk3368_pinctrl_set_state_simple(struct udevice *dev, |
| struct udevice *periph) |
| { |
| int func; |
| |
| func = rk3368_pinctrl_get_periph_id(dev, periph); |
| if (func < 0) |
| return func; |
| |
| return rk3368_pinctrl_request(dev, func, 0); |
| } |
| |
| static struct pinctrl_ops rk3368_pinctrl_ops = { |
| .set_state_simple = rk3368_pinctrl_set_state_simple, |
| .request = rk3368_pinctrl_request, |
| .get_periph_id = rk3368_pinctrl_get_periph_id, |
| }; |
| |
| static int rk3368_pinctrl_probe(struct udevice *dev) |
| { |
| struct rk3368_pinctrl_priv *priv = dev_get_priv(dev); |
| int ret = 0; |
| |
| priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); |
| priv->pmugrf = syscon_get_first_range(ROCKCHIP_SYSCON_PMUGRF); |
| |
| debug("%s: grf=%p pmugrf:%p\n", __func__, priv->grf, priv->pmugrf); |
| |
| return ret; |
| } |
| |
| static const struct udevice_id rk3368_pinctrl_ids[] = { |
| { .compatible = "rockchip,rk3368-pinctrl" }, |
| { } |
| }; |
| |
| U_BOOT_DRIVER(pinctrl_rk3368) = { |
| .name = "rockchip_rk3368_pinctrl", |
| .id = UCLASS_PINCTRL, |
| .of_match = rk3368_pinctrl_ids, |
| .priv_auto_alloc_size = sizeof(struct rk3368_pinctrl_priv), |
| .ops = &rk3368_pinctrl_ops, |
| .bind = dm_scan_fdt_dev, |
| .probe = rk3368_pinctrl_probe, |
| }; |